Across a period I.E increases progressively from left to right
Explanation:
The trend of the first ionization energy is such that across a period I.E increases from left to right due to the decreasing atomic radii caused by the increasing nuclear charge. This not compensated for by successive electronic shells.
- Ionization energy is a measure of the readiness of an atom to lose an electron.
- The lower the value, the easier it is for an atom to lose an electron.
- Elements in group I tend to lose their electrons more readily whereas the halogens hold most tightly to them.
- The first ionization energy is the energy needed to remove the most loosely bonded electron of an atom in the gaseous phase.
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Must contain: 6 protons, 6 electrons and 12 neutrons.
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Answer:
Explanation:
1-butanol has 4 carbon atoms with an OH group at the first carbon atom.
Dichlorodifluoromethane has 1 carbon atom with 2 chlorine atoms and 2 fluorine atoms.